52 lines
6.3 KiB
JavaScript
52 lines
6.3 KiB
JavaScript
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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import ApplicationComponent from "../ApplicationComponent";
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import onFinished from "on-finished";
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import Logger from "../Logger";
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import { ServerError } from "../HttpError";
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export default class RedirectBackComponent extends ApplicationComponent {
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start(app, router) {
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return __awaiter(this, void 0, void 0, function* () {
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router.use((req, res, next) => {
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if (!req.session) {
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throw new Error('Session is unavailable.');
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}
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onFinished(res, (err) => {
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if (!err && res.statusCode === 200) {
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req.session.previousUrl = req.originalUrl;
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Logger.debug('Prev url set to', req.session.previousUrl);
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req.session.save((err) => {
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if (err) {
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Logger.error(err, 'Error while saving session');
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}
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});
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}
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});
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res.redirectBack = (defaultUrl) => {
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if (req.session && typeof req.session.previousUrl === 'string') {
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res.redirect(req.session.previousUrl);
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}
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else if (typeof defaultUrl === 'string') {
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res.redirect(defaultUrl);
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}
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else {
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throw new ServerError('There is no previous url and no default redirection url was provided.');
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}
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};
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next();
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});
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});
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}
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stop() {
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return __awaiter(this, void 0, void 0, function* () {
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});
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}
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}
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